Fix quick stats to show dynamic data (Issue #7)

- Add calculate_quick_stats() to get real-time post counts
- Calculate posts from last 24 hours instead of hardcoded value
- Pass quick_stats to dashboard template
- Update template to display dynamic posts_today count

Fixes #7

app.py

@@ -271,9 +271,32 @@ def check_first_user():
         pass
 
 
+def calculate_quick_stats():
+    """Calculate quick stats for dashboard"""
+    from datetime import datetime, timedelta
+
+    cached_posts, _ = _load_posts_cache()
+
+    # Calculate posts from today (last 24 hours)
+    now = datetime.utcnow()
+    today_start = now - timedelta(hours=24)
+    today_timestamp = today_start.timestamp()
+
+    posts_today = sum(1 for post in cached_posts.values()
+                     if post.get('timestamp', 0) >= today_timestamp)
+
+    return {
+        'posts_today': posts_today,
+        'total_posts': len(cached_posts)
+    }
+
+
 @app.route('/')
 def index():
     """Serve the main feed page"""
+    # Calculate stats
+    quick_stats = calculate_quick_stats()
+
     if current_user.is_authenticated:
         # Load user settings
         try:
@@ -282,7 +305,7 @@ def index():
             logger.warning(f"Invalid user settings JSON for user {current_user.id}: {e}")
             user_settings = {}
 
-        return render_template('dashboard.html', user_settings=user_settings)
+        return render_template('dashboard.html', user_settings=user_settings, quick_stats=quick_stats)
     else:
         # Check if anonymous access is allowed
         if app.config.get('ALLOW_ANONYMOUS_ACCESS', False):
@@ -297,7 +320,7 @@ def index():
                     'dark_patterns_opt_in': False
                 }
             }
-            return render_template('dashboard.html', user_settings=user_settings, anonymous=True)
+            return render_template('dashboard.html', user_settings=user_settings, anonymous=True, quick_stats=quick_stats)
         else:
             # Redirect non-authenticated users to login
             return redirect(url_for('login'))

templates/dashboard.html

@@ -84,7 +84,7 @@
             <h3>Quick Stats</h3>
             <div class="stats-grid">
                 <div class="stat-card">
-                    <div class="stat-number">156</div>
+                    <div class="stat-number">{{ quick_stats.posts_today if quick_stats else 0 }}</div>
                     <div class="stat-label">Posts Today</div>
                 </div>
                 <div class="stat-card">